Free tool
Home Health OASIS, NOA & Recertification Date Calculator
Enter a start-of-care date and get every deadline that admission carries: the SOC OASIS due date, the 5-day NOA cutoff, both PDGM payment periods, and the recertification window. Free to use, link to, and share with your team.
Pick a start-of-care date to see every OASIS, NOA, PDGM, and recertification date for the admission.
Home health timing rules, explained
- When is the recertification OASIS due?
- The recertification comprehensive assessment must be completed during the last 5 days of every 60-day certification period - days 56 through 60, counting the start-of-care date as day 1.
- When is the Notice of Admission (NOA) due?
- The NOA must be submitted and accepted by the Medicare Administrative Contractor within 5 calendar days after the start-of-care date. Weekends and holidays count.
- How are PDGM 30-day periods counted?
- Each 60-day certification period contains two 30-day payment periods. Period 1 covers days 1-30 and period 2 covers days 31-60, with the start-of-care date as day 1.
- When must the start-of-care OASIS be completed?
- Under 42 CFR 484.55(b)(1), the comprehensive assessment must be completed no later than 5 calendar days after the start of care.
Want these dates tracked for every patient automatically? EMRxAI watches every admission and flags NOA, OASIS, and recertification deadlines before they slip. See NOA automation or read the NOA deadline guide.